occasionally vs frequently
- sporadically and infrequently
But if you want voluminous leaf production during summer, you may want to fertigate it occasionally.
And why do his eyes occasionally appear to glow red, like those of a replicant?
Chickadees called occasionally, but never titmice.
- many times at short intervals
Hassan in frequently going to sleep in one town, to awake in another far distant, but without the benighted Oriental's surprise at the transfer, the afrit who performed this prodigy being a steam-engine, and the magician it obeyed the human mind.
These positions are frequently referred to respectively as objectivism and constructionism.
Thus, transitive verbs in idiomatic expressions frequently will not passivize (the cowboy kicked the bucket, but not * the bucket was kicked by the cowboy).